topicBeta Alanine Fatigue Randomized Trial
claimMethodological quality was assessed using the Cochrane RoB 2.0 tool, and the certainty of evidence was evaluated via the GRADE framework.
evidence level1
citationLiang W (2026)
sourceNo ergogeniceffect of β-alanine on repeated sprint ability: a systematic review and multilevel meta-analysis of randomized controlled trials.
topicBeta Alanine Fatigue Randomized Trial
claimConclusion In conclusion, chronic β-alanine supplementation does not provide a clear improvement in total work capacity, maximal anaerobic power, or fatigue resistance during repeated sprinting.
evidence level1
citationLiang W (2026)
sourceNo ergogeniceffect of β-alanine on repeated sprint ability: a systematic review and multilevel meta-analysis of randomized controlled trials.
topicBeta Alanine Fatigue Randomized Trial
claimObjective Chronic beta-alanine supplementation is a prevalent nutritional strategy to augment intracellular buffering capacity via elevated muscle carnosine.
evidence level1
citationLiang W (2026)
sourceNo ergogeniceffect of β-alanine on repeated sprint ability: a systematic review and multilevel meta-analysis of randomized controlled trials.
topicBeta Alanine Fatigue Randomized Trial
claimWhile its ergogenic efficacy in continuous, high-intensity exercise is established, its impact on repeated sprint ability (RSA)-governed by extremely brief work bouts and phosphocreatine (PCr) kinetics-remains equivocal.
evidence level1
citationLiang W (2026)
sourceNo ergogeniceffect of β-alanine on repeated sprint ability: a systematic review and multilevel meta-analysis of randomized controlled trials.
topicBeta Alanine Fatigue Randomized Trial
claimSimilarly, no between-roup differences were found for height (= 0.21, = 0.839, = 0.07,rivial effect), BMI (= −0.97, = 0.340, = −0.35, small effec), or body fat percentae (= −1.20, = 0.242, = −0.44, small effec).
evidence level2
citationKüçük Furkan Hasan (2026)
sourceEffects of β-alanine supplementation on kickboxing-specific anaerobic performance, neuromuscular power, and strength endurance: A randomized, double-blind, placebo-controlled trial
topicBeta Alanine Fatigue Randomized Trial
claimTable 3 (26) (26) (26) (26) As shown in, no significant between-group differences were found in baseline physical performance variables (all p > 0.05).
evidence level2
citationKüçük Furkan Hasan (2026)
sourceEffects of β-alanine supplementation on kickboxing-specific anaerobic performance, neuromuscular power, and strength endurance: A randomized, double-blind, placebo-controlled trial
topicBeta Alanine Fatigue Randomized Trial
claimThe findings revealed meaningful group × time interaction effects, particularly for KASTtotal, where the β-alanine group improved from 40.36 ± 2.34 s at baseline to 38.85 ± 2.46 s after supplementation, while the control group showed only a minimal change (42.09 ± 3.18 s to 41.50 ± 3.63 s).
evidence level2
citationKüçük Furkan Hasan (2026)
sourceEffects of β-alanine supplementation on kickboxing-specific anaerobic performance, neuromuscular power, and strength endurance: A randomized, double-blind, placebo-controlled trial
topicBeta Alanine Fatigue Randomized Trial
claim1 2 3 4 1 β-Alanine is a non-essential amino acid that is naturally present in our daily diet and can also be synthesized by our body in the liver through the catabolism of pyrimidine nucleotides.
evidence level2
citationKüçük Furkan Hasan (2026)
sourceEffects of β-alanine supplementation on kickboxing-specific anaerobic performance, neuromuscular power, and strength endurance: A randomized, double-blind, placebo-controlled trial
topicBeta Alanine Fatigue Randomized Trial
claimAlthough a significant decrease in beta human chorionic gonadotropin level was found in each of the two groups over time ( P P > 0.05).
evidence level2
citationMardanian F (2025)
sourceEvaluation of Letrozole and Methotrexate in the Management of Ectopic Pregnancy - A Randomized Clinical Trial Study.
topicBeta Alanine Fatigue Randomized Trial
claimConclusion According to the results of this study, the biochemical and hematological parameters and success treatment rate did not differ significantly between the administration of letrozole and methotrexate.
evidence level2
citationMardanian F (2025)
sourceEvaluation of Letrozole and Methotrexate in the Management of Ectopic Pregnancy - A Randomized Clinical Trial Study.
topicBeta Alanine Fatigue Randomized Trial
claimBackground Ectopic pregnancy (EP) is one of the critical health conditions worldwide.
evidence level2
citationMardanian F (2025)
sourceEvaluation of Letrozole and Methotrexate in the Management of Ectopic Pregnancy - A Randomized Clinical Trial Study.
topicBeta Alanine Fatigue Randomized Trial
claimLetrozole, an aromatase inhibitor that suppresses peripheral conversion of androgens to estrogens, has recently been introduced as a low-cost and minimal side effects treatment for EP.
evidence level2
citationMardanian F (2025)
sourceEvaluation of Letrozole and Methotrexate in the Management of Ectopic Pregnancy - A Randomized Clinical Trial Study.